begin to separate out the loading and saving of events.
Removed 2jets load/save functionality from Forest.cxx. Made the code study specific.
MetricOfSuccess, TransformFunction, PrelimFit.
MetricOfSuccess, TransformFunction, PrelimFit, Preprocess, Postprocess, Load, Save.
Added PrelimFit Testing.
Fixed transform bug.
MetricOfSuccess implemented for error measurement. Tree by tree prediction for efficiency also implemented.